Sierra McCormick is an American actress, best known for her role as Olive Doyle in the Disney Channel Original Series, A.N.T. Farm, and her participation on the U.S. game show Are You Smarter Than a 5th Grader? Wikipedia Born: October 28, 1997 (age 14), AshevillePeople also search forJake ShortChina Anne McClainStefanie ScottAlexandria DeBerryCarlon Jeffery